21939984

素因数分解:

$2^4\times 3^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:62

約数の個数: 180

約数和(自身を含む): 73217040

約数和(自身を除く): 51277056

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 33, 36, 38, 44, 48, 54, 57, 66, 72, 76, 81, 88, 99, 108, 114, 132, 144, 152, 162, 171, 176, 198, 209, 216, 228, 243, 264, 297, 304, 324, 342, 396, 418, 432, 456, 486, 513, 528, 594, 627, 648, 684, 729, 792, 836, 891, 912, 972, 1026, 1188, 1254, 1296, 1368, 1458, 1539, 1584, 1672, 1782, 1881, 1944, 2052, 2187, 2376, 2508, 2673, 2736, 2916, 3078, 3344, 3564, 3762, 3888, 4104, 4374, 4617, 4752, 5016, 5346, 5643, 5832, 6156, 6561, 7128, 7524, 8019, 8208, 8748, 9234, 10032, 10692, 11286, 11664, 12312, 13122, 13851, 14256, 15048, 16038, 16929, 17496, 18468, 21384, 22572, 24057, 24624, 26244, 27702, 30096, 32076, 33858, 34992, 36936, 41553, 42768, 45144, 48114, 50787, 52488, 55404, 64152, 67716, 72171, 73872, 83106, 90288, 96228, 101574, 104976, 110808, 124659, 128304, 135432, 144342, 152361, 166212, 192456, 203148, 221616, 249318, 270864, 288684, 304722, 332424, 384912, 406296, 457083, 498636, 577368, 609444, 664848, 812592, 914166, 997272, 1154736, 1218888, 1371249, 1828332, 1994544, 2437776, 2742498, 3656664, 5484996, 7313328, 10969992, 21939984]

約数ペア:

[(1, 21939984), (2, 10969992), (3, 7313328), (4, 5484996), (6, 3656664), (8, 2742498), (9, 2437776), (11, 1994544), (12, 1828332), (16, 1371249), (18, 1218888), (19, 1154736), (22, 997272), (24, 914166), (27, 812592), (33, 664848), (36, 609444), (38, 577368), (44, 498636), (48, 457083), (54, 406296), (57, 384912), (66, 332424), (72, 304722), (76, 288684), (81, 270864), (88, 249318), (99, 221616), (108, 203148), (114, 192456), (132, 166212), (144, 152361), (152, 144342), (162, 135432), (171, 128304), (176, 124659), (198, 110808), (209, 104976), (216, 101574), (228, 96228), (243, 90288), (264, 83106), (297, 73872), (304, 72171), (324, 67716), (342, 64152), (396, 55404), (418, 52488), (432, 50787), (456, 48114), (486, 45144), (513, 42768), (528, 41553), (594, 36936), (627, 34992), (648, 33858), (684, 32076), (729, 30096), (792, 27702), (836, 26244), (891, 24624), (912, 24057), (972, 22572), (1026, 21384), (1188, 18468), (1254, 17496), (1296, 16929), (1368, 16038), (1458, 15048), (1539, 14256), (1584, 13851), (1672, 13122), (1782, 12312), (1881, 11664), (1944, 11286), (2052, 10692), (2187, 10032), (2376, 9234), (2508, 8748), (2673, 8208), (2736, 8019), (2916, 7524), (3078, 7128), (3344, 6561), (3564, 6156), (3762, 5832), (3888, 5643), (4104, 5346), (4374, 5016), (4617, 4752)]